diff options
Diffstat (limited to 'target/linux/brcm63xx/patches-3.8/320-MIPS-BCM63XX-wire-up-the-second-CPU-s-irq-line.patch')
-rw-r--r-- | target/linux/brcm63xx/patches-3.8/320-MIPS-BCM63XX-wire-up-the-second-CPU-s-irq-line.patch | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/target/linux/brcm63xx/patches-3.8/320-MIPS-BCM63XX-wire-up-the-second-CPU-s-irq-line.patch b/target/linux/brcm63xx/patches-3.8/320-MIPS-BCM63XX-wire-up-the-second-CPU-s-irq-line.patch deleted file mode 100644 index 2acbf30..0000000 --- a/target/linux/brcm63xx/patches-3.8/320-MIPS-BCM63XX-wire-up-the-second-CPU-s-irq-line.patch +++ /dev/null @@ -1,96 +0,0 @@ -From 1baec3216529f795905b6376f9c8e4f14b114ba2 Mon Sep 17 00:00:00 2001 -From: Jonas Gorski <jogo@openwrt.org> -Date: Fri, 26 Apr 2013 12:03:15 +0200 -Subject: [PATCH 11/13] MIPS: BCM63XX: wire up the second CPU's irq line - -It's hardwired to IRQ3, so we don't need to actually check the CPU id. - -Signed-off-by: Jonas Gorski <jogo@openwrt.org> ---- - arch/mips/bcm63xx/irq.c | 40 ++++++++++++++++++++++++++++++++-------- - 1 file changed, 32 insertions(+), 8 deletions(-) - ---- a/arch/mips/bcm63xx/irq.c -+++ b/arch/mips/bcm63xx/irq.c -@@ -329,11 +329,15 @@ static void __internal_irq_mask_##width( - u32 val; \ - unsigned reg = (irq / 32) ^ (width/32 - 1); \ - unsigned bit = irq & 0x1f; \ -- u32 irq_mask_addr = get_irq_mask_addr(0); \ -+ int cpu; \ - \ -- val = bcm_readl(irq_mask_addr + reg * sizeof(u32)); \ -- val &= ~(1 << bit); \ -- bcm_writel(val, irq_mask_addr + reg * sizeof(u32)); \ -+ for_each_online_cpu(cpu) { \ -+ u32 irq_mask_addr = get_irq_mask_addr(cpu); \ -+ \ -+ val = bcm_readl(irq_mask_addr + reg * sizeof(u32)); \ -+ val &= ~(1 << bit); \ -+ bcm_writel(val, irq_mask_addr + reg * sizeof(u32)); \ -+ } \ - } \ - \ - static void __internal_irq_unmask_##width(unsigned int irq) \ -@@ -341,11 +345,15 @@ static void __internal_irq_unmask_##widt - u32 val; \ - unsigned reg = (irq / 32) ^ (width/32 - 1); \ - unsigned bit = irq & 0x1f; \ -- u32 irq_mask_addr = get_irq_mask_addr(0); \ -+ int cpu; \ -+ \ -+ for_each_online_cpu(cpu) { \ -+ u32 irq_mask_addr = get_irq_mask_addr(cpu); \ - \ -- val = bcm_readl(irq_mask_addr + reg * sizeof(u32)); \ -- val |= (1 << bit); \ -- bcm_writel(val, irq_mask_addr + reg * sizeof(u32)); \ -+ val = bcm_readl(irq_mask_addr + reg * sizeof(u32)); \ -+ val |= (1 << bit); \ -+ bcm_writel(val, irq_mask_addr + reg * sizeof(u32)); \ -+ } \ - } - - BUILD_IPIC_INTERNAL(32); -@@ -369,6 +377,10 @@ asmlinkage void plat_irq_dispatch(void) - do_IRQ(1); - if (cause & CAUSEF_IP2) - dispatch_internal(0); -+#ifdef CONFIG_SMP -+ if (cause & CAUSEF_IP3) -+ dispatch_internal(1); -+#else - if (!is_ext_irq_cascaded) { - if (cause & CAUSEF_IP3) - do_IRQ(IRQ_EXT_0); -@@ -379,6 +391,7 @@ asmlinkage void plat_irq_dispatch(void) - if (cause & CAUSEF_IP6) - do_IRQ(IRQ_EXT_3); - } -+#endif - } while (1); - } - -@@ -598,6 +611,14 @@ static struct irqaction cpu_ip2_cascade_ - .flags = IRQF_NO_THREAD, - }; - -+#ifdef CONFIG_SMP -+static struct irqaction cpu_ip3_cascade_action = { -+ .handler = no_action, -+ .name = "cascade_ip3", -+ .flags = IRQF_NO_THREAD, -+}; -+#endif -+ - static struct irqaction cpu_ext_cascade_action = { - .handler = no_action, - .name = "cascade_extirq", -@@ -624,4 +645,7 @@ void __init arch_init_irq(void) - } - - setup_irq(MIPS_CPU_IRQ_BASE + 2, &cpu_ip2_cascade_action); -+#ifdef CONFIG_SMP -+ setup_irq(MIPS_CPU_IRQ_BASE + 3, &cpu_ip3_cascade_action); -+#endif - } |